Great score on LRU Cache Algorithm, Difficulty Hard
Great score on Understanding Rate Limiting in API, Difficulty Medium
Great score on Handling API Errors, Difficulty Medium
Perfect score on Reverse a Signed 32-bit Integer, Difficulty Easy
Great score on Check Word Existence in a Grid, Difficulty Medium
Great score on Validate Bracket Sequences, Difficulty Medium
Developed a real-time football analytics app with live match data, player statistics, and performance tracking.
Improved reliability through optimized schedulers, refactored triggers, and multithreaded Go seeders.
Built a full-stack platform with NestJS and Next.js integrating Google Maps API for polygon-based zone management.
Migrated search from Algolia to Elasticsearch, boosting scalability and query precision.
Enhanced API performance, improving response times and user experience.
Engineered the backend for core ERP modules including product catalog, inventory management, manufacturing workflows, and POS integration.
Modernized the backend by migrating from Express.js + Prisma to NestJS + TypeORM.
Designed and implemented structured data models for payroll, recruitment, onboarding, and leave management.
Automated payroll calculations with tax deductions and generated dynamic payslips.
Implemented a modular front-end architecture for the landing and marketing pages, integrated payment gateways, and built a customizable admin panel.



Developed a project management system with dynamic architecture, drag-and-drop board, optimized performance, timeline feature, and advanced task management.


ahmed F. is associate Level Developer